Huawei Modem Flash Tool ((free)) -

For standard modems: Keeping the device plugged in and closing all dashboard software is usually enough.

Most modern Huawei modems use a web-based dashboard accessible at 192.168.8.1 192.168.1.1 Automatic Updates: huawei modem flash tool

Once the tool shows "Success" or "Finish," disconnect the device, restart it, and log into the web interface (usually 192.168.8.1 ) to confirm the new version. 🛡️ Risks and Troubleshooting For standard modems: Keeping the device plugged in

Older HiSilicon Balong chips (E303, E3131, E3272) Balong Flash is the gold standard for USB dongles. It is a lightweight tool that forces the modem into "PCUI" interface mode. " disconnect the device